update 0.0.6.0

2026-10-05 11:49:59 +08:00 · 2021-11-04 16:11:50 +08:00
parent 21c1950898
commit 19d650c35d
217 changed files with 8213 additions and 5697 deletions
@@ -0,0 +1,129 @@
+from services.db_context import db
+from typing import Optional, List
+
+
+class GoodsInfo(db.Model):
+    __tablename__ = "goods_info"
+
+    id = db.Column(db.Integer(), primary_key=True)
+    goods_name = db.Column(db.TEXT(), nullable=False)  # 名称
+    goods_price = db.Column(db.Integer(), nullable=False)  # 价格
+    goods_description = db.Column(db.TEXT(), nullable=False)  # 商品描述
+    goods_discount = db.Column(db.Numeric(scale=3, asdecimal=False), default=1)  # 打折
+    goods_limit_time = db.Column(db.BigInteger(), default=0)  # 限时
+
+    _idx1 = db.Index("goods_group_users_idx1", "goods_name", unique=True)
+
+    @classmethod
+    async def add_goods(
+        cls,
+        goods_name: str,
+        goods_price: int,
+        goods_description: str,
+        goods_discount: float = 1,
+        goods_limit_time: int = 0,
+    ) -> bool:
+        """
+        说明：
+            添加商品
+        参数：
+            :param goods_name: 商品名称
+            :param goods_price: 商品价格
+            :param goods_description: 商品简介
+            :param goods_discount: 商品折扣
+            :param goods_limit_time: 商品限时
+        """
+        try:
+            await cls.create(
+                goods_name=goods_name,
+                goods_price=goods_price,
+                goods_description=goods_description,
+                goods_discount=goods_discount,
+                goods_limit_time=goods_limit_time,
+            )
+            return True
+        except Exception:
+            return False
+
+    @classmethod
+    async def delete_goods(cls, goods_name: str) -> bool:
+        """
+        说明：
+            删除商品
+        参数：
+            :param goods_name: 商品名称
+        """
+        query = (
+            await cls.query.where(cls.goods_name == goods_name)
+            .with_for_update()
+            .gino.first()
+        )
+        if not query:
+            return False
+        await query.delete()
+        return True
+
+    @classmethod
+    async def update_goods(
+        cls,
+        goods_name: str,
+        goods_price: Optional[int] = None,
+        goods_description: Optional[str] = None,
+        goods_discount: Optional[float] = None,
+        goods_limit_time: Optional[int] = None,
+    ) -> bool:
+        """
+        说明：
+            更新商品信息
+        参数：
+            :param goods_name: 商品名称
+            :param goods_price: 商品价格
+            :param goods_description: 商品简介
+            :param goods_discount: 商品折扣
+            :param goods_limit_time: 商品限时时间
+        """
+        try:
+            query = (
+                await cls.query.where(cls.goods_name == goods_name)
+                .with_for_update()
+                .gino.first()
+            )
+            if not query:
+                return False
+            if goods_price:
+                await query.update(goods_price=goods_price).apply()
+            if goods_description:
+                await query.update(goods_description=goods_description).apply()
+            if goods_discount:
+                await query.update(goods_discount=goods_discount).apply()
+            if goods_limit_time:
+                await query.update(goods_limit_time=goods_limit_time).apply()
+            return True
+        except Exception:
+            return False
+
+    @classmethod
+    async def get_goods_info(cls, goods_name: str) -> "GoodsInfo":
+        """
+        说明：
+            获取商品对象
+        参数：
+            :param goods_name: 商品名称
+        """
+        query = await cls.query.where(cls.goods_name == goods_name).gino.first()
+        return query
+
+    @classmethod
+    async def get_all_goods(cls) -> List["GoodsInfo"]:
+        """
+        说明：
+            获得全部有序商品对象
+        """
+        query = await cls.query.gino.all()
+        id_lst = [x.id for x in query]
+        goods_lst = []
+        for _ in range(len(query)):
+            min_id = min(id_lst)
+            goods_lst.append([x for x in query if x.id == min_id][0])
+            id_lst.remove(min_id)
+        return goods_lst